Fix tracing for gpu/ directory in NaCl

gpu/command_buffer/common/trace_event.h

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef GPU_COMMAND_BUFFER_COMMON_TRACE_EVENT_H_
 #define GPU_COMMAND_BUFFER_COMMON_TRACE_EVENT_H_
 
-#if defined(NACL_PPAPI_IPC_PROXY) || !defined(__native_client__)
+#if !defined(NACL_PPAPI_SRPC_PROXY)
 
 #include "base/debug/trace_event.h"
 
 #else
 
 #define TRACE_EVENT0(x0, x1) { }
 #define TRACE_EVENT1(x0, x1, x2, x3) { }
 #define TRACE_EVENT2(x0, x1, x2, x3, x4, x5) { }
 #define TRACE_EVENT_INSTANT0(x0, x1) { }
 #define TRACE_EVENT_INSTANT1(x0, x1, x2, x3) { }
 #define TRACE_EVENT_INSTANT2(x0, x1, x2, x3, x4, x5) { }
 #define TRACE_BEGIN0(x0, x1) { }
 #define TRACE_BEGIN1(x0, x1, x2, x3) { }
 #define TRACE_BEGIN2(x0, x1, x2, x3, x4, x5) { }
 #define TRACE_END0(x0, x1) { }
 #define TRACE_END1(x0, x1, x2, x3) { }
 #define TRACE_END2(x0, x1, x2, x3, x4, x5) { }
 #define TRACE_EVENT_IF_LONGER_THAN0(x0, x1, x2) { }
 #define TRACE_EVENT_IF_LONGER_THAN1(x0, x1, x2, x3, x4) { }
 #define TRACE_EVENT_IF_LONGER_THAN2(x0, x1, x2, x3, x4, x5, x6) { }
 
 #endif  // __native_client__

[apatrick_chromium, 2012/12/17 21:33:32]

Nit: update or delete comment.

 
 #endif  // GPU_COMMAND_BUFFER_COMMON_TRACE_EVENT_H_